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Household Appliance
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Sewing Machine
Brother
HE-800A manual
6
1
6
118
118
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118 pages, 2.24 Mb
Thread
take-up
cover
Belt cover
Eye guard
Belt cover plate
Finger guard
4404M
HE-800A
v
Contents
Page
1. Safety indications and their meanings
Indications
Symbols
2. Notes on safety
Sewing
Cleaning
Maintenance and inspection
3. Warning labels
Page
CONTENTS
1. NAME OF EACH PART
2. SPECIFICATIONS
3. OPTIONAL PARTS
4.INSTALLATION
9.CLEANING AND MAINTENANCE
10. STANDARD ADJUSTMENTS
11. CHANGING FUNCTIONS USING
THE MEMORY SWITCHES
12. PROGRAM INITIALIZATION
. NAME OF EACH PART
. SPECIFICATIONS
-.Standard sewing pattern list
. OPTIONAL PARTS
-.Standing operation pedal
-.Ruler
-.Tape guard
. INSTALLATION
[Horizontal positioning]
-.Installing the motor
-.Installing the flange nut
Note:
-.Installing the control box
-.Installing the power switch
-.Installing the bed base
-.Installing the machine head
Note:
-.Installing the head rest
-.Installing the operation panel
-.Routing the connector cord and installing the oil stopper plate
-.Connecting the cords
--.Connecting the ground wire
--.Connecting the machine head harness
--.Connecting the motor harness
--.Connecting the power cord
--.Connecting the standing operation pedal harness (option)
1) Floor installation
2) Table leg installation (on top of table leg)
3) Table leg installation (treadle support plates)
4) Installation underneath the work table
Connecting the cords
-.Installing the V-belt
Adjusting the belt holder
Adjusting the finger protector
Adjusting the treadle pressure
Adjusting the treadle return pressure
Adjusting the treadle stroke
Page
-.Installing the spool stand
-.Installing the eye guard
[Vertical positioning]
[Horizontal positioning]
-.Lubrication
--.Lubricating the bed base
Rotary hook lubrication adjustment
-.Installing the belt cover
-.Installing the auxiliary table
. OPERATION
(8)Program No. DOWN key
(9)Automatic mode indicator
(10) Test feed mode indicator
(11) Manual mode indicator
(12) Program mode indicator
-.Home position detection (preparation)
Before starting home position detection, check
that the needle bar is at its highest position.
-.Operating the treadle
--.Operating the standing operation pedal (option)
Three pedals
-.Program setting method
--.Program setting examples
Set parameter number 01 to "buttonhole stitch
(round) setting value 3".
A round buttonhole sewing pattern has now been
set for program No
First, set parameter number 01 to "buttonhole stitch (free) setting value 0".
Next, set parameter number 20 to "Taper tack
setting value 4
Next, set parameter number 30 to "Eyelet setting
value 3
3916Q Set parameter number 69 to "Copy source program number setting value 3".
The parameters for program number 3 will then be
copied to the parameters for program number
--.Checking the length of knife
-.Parameter table
Page
Page
Page
Page
Page
Page
Page
Page
--.Available sewing area
--.Setting the knife length
--.Buttonhole sewing size
--.Main restrictions when setting parameters
Page
-.Rear tack vector shape programs
Setting range 1: Triangle
Setting range 2: Rectangle
Setting range 3: Saw-shape
-.Underlay programs
Underlays sewn together
Saw-shapeunderlays
Rectangle underlays
Zigzag underlay stitch
-.Cutter operation
Setting range 0:
Setting range 1:
Setting range 2:
Setting range 3:
-.Cycle program
Clearing the cycle program
-.Production counter
-.Bobbin thread counter
-.Using the program memos
Program memo contents
DANGER
. CHECKING THE SEWING PATTERN
-.Manual mode
. CORRECT USE
-.Threading the upper thread
CAUTION
Threading the thread at the sewing start position
-.Winding the lower thread
Adjusting the bobbin winding amount
If the thread winds onto the bobbin unevenly
-.Threading the bobbin case
-.Thread tension
[Stitch patterns]
Whip stitch (plain stitch)
Purl stitch (seal stitch)
[Reference thread tension]
--.Upper thread tension
Upper thread tension for whip stitches
(with zigzag tension open)
--.Thread take-upspring height
--.Thread take-upspring tension
--.Adjusting arm thread guide
. SEWING
-.If the stop switch is pressed during sewing
To finish sewing in this condition [Next sewing]
[Re-sewing]
-.If the thread breaks during sewing
To finish sewing in this condition [Next sewing]
-.Thread breakage before sewing is finished
To finish sewing in this conditionFinish]
-.When resuming sewing in test feed mode or manual mode
. CLEANING AND MAINTENANCE
-.Draining the oil
-.Cleaning the control box air inlet port
-.Cleaning the eye guard
-.Checking the needle
-.Cleaning the length feed plate
. STANDARD ADJUSTMENTS
-.Adjusting the needle and hook timing
-.Adjusting the clearance between needle and hook point
-.Adjusting the inner rotary hook and rotary hook holder overlap
-.Adjusting the work clamp pressure
-.Adjusting the cutter installation
-.Adjusting the upper thread trimming
--.Adjusting the installation height of the upper thread scissors
--.Adjusting the upper thread scissors opening timing
Gradual opening timing adjustment
Scissors fully opening timing adjustment
-.Adjusting the lower thread clamp timing
-.Adjusting the bobbin presser
-.Adjusting the needle up stop position
. CHANGING FUNCTIONS USING THE MEMORYSWITCHES
Page
. PROGRAM INITIALIZATION
. CHANGING FUNCTIONS USING THE DIP SWITCHES
-.Panel DIP switches
DIP switch A
DIP switch B
-.Circuit board DIP switches
DANGER
Circuit board DIP switch 1
Circuit board DIP switch 2
. ERROR CODE TABLE
Page
Page
Page
. GAUGE PARTS LIST
[A]Work clamp assembly, with finger guard
[B]Finger guard
[C]Work clamp
Cutter
. TROUBLESHOOTING
-.Skipped stitches
-.Uneven seams (1) …… At the sewing start
-.Uneven seams (2) …… Lower thread is lifted up at the sewing start
The end of the lower thread protrudes above the seam at the sewing start
-.Uneven seams (3) ……Seam lifts up at the sewing start
Seam lifts up and does not tighten at the sewing start
-.Uneven seams (4) …… Uneven sewing pitch at the sewing start
-.Uneven seams (5)……Poor rounding of seam
-.Uneven seams (6) …… Around rear tack or front tack
-.Uneven seams (8) …… Thread sticking out at end backtack
-.Uneven seams (10) …… All stitches
-.Upper thread run out
Page
-.Unraveling of thread trimmed by upper thread trimmer assembly
-.Upper thread mis-trimming
-.Needle strikes upper thread trimmer
-.Needle breakage
-.Imperfect cutter function (imperfect material cutting)
-.Cutter does not return
-.Upper thread mis-winding
-.Work clamp is not raised (1) Pulse motor stepping sound cannot be heard
-.Work clamp is not raised (2) Pulse motor stepping sound can be heard
-.Feed mechanism does not operate or motor is out of step
-.Needle does not zigzag or noise occurs when needle zigzags
-.Sewing machine stops during sewing
-.Upper shaft does not rotate as far as the needle up stop position
